Patents by Inventor Chuan Nie
Chuan Nie has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11971634Abstract: Disclosed is a device for the regulation of light transmission. In particular, switchable windows and methods for their preparation are disclosed. The switchable windows include electrically switchable devices which in one optical switching state are capable of portraying closed patterns or images without the need for providing complex electrical contacting.Type: GrantFiled: November 24, 2020Date of Patent: April 30, 2024Assignee: MERCK PATENT GmbHInventors: Chuan Nie, Ties De Jong, Johan Osenga
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Publication number: 20220413344Abstract: Disclosed is a device for the regulation of light transmission. In particular, switchable windows and methods for their preparation are disclosed. The switchable windows include electrically switchable devices which in one optical switching state are capable of portraying closed patterns or images without the need for providing complex electrical contacting.Type: ApplicationFiled: November 24, 2020Publication date: December 29, 2022Applicant: Merck Patent GmbHInventors: Chuan Nie, Ties De Jong, Johan Osenga
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Publication number: 20220282566Abstract: A method for controlling the state of two or more liquid crystal-based switchable windows includes in a first step providing correction data which define a relationship between a state signal and an output voltage level. The correction data is provided for each of the switchable windows and the state of the switchable windows may be adjusted according to the state signal between a minimum and maximum level. In a subsequent step, the state signal is provided which defines the desired state of one or more selected switchable windows. In a further step, a required voltage level is determined for setting the desired state based on the state signal and the respective correction data for each of the one or more selected windows. In a subsequent step d), an AC output voltage is generated having the required voltage level for each of the one or more selected windows.Type: ApplicationFiled: July 30, 2020Publication date: September 8, 2022Applicant: Merck Patent GmbHInventors: Heiko CHRIST, Chuan NIE, Ties DE JONG, Jasper VAN DEN MUIJSENBERG
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Patent number: 11420422Abstract: A switchable optical device is provided having a first substrate (11), a second substrate (12) and a seal (114). The two substrates (11, 12) and the seal (114) are arranged such that a cell having a cell gap is formed and a switchable medium (10) is located inside the cell gap. The first substrate (11) has a first transparent electrode (21) and the second substrate (12) has a second transparent electrode (22). The electrodes (21, 22) are facing towards the cell gap. The two substrates (11, 12) are arranged such that the first substrate (11) has a first region (71) adjacent to a first edge (41) of the first substrate (11) which does not overlap with the second substrate (12) and the second substrate (12) has a second region (72) which does not overlap with the first substrate (11). A first electrically conducting busbar (31) is arranged in the first region (71) and a second electrically conducting busbar (32) is arranged in the second region (72).Type: GrantFiled: July 22, 2019Date of Patent: August 23, 2022Assignee: Merck Patent GmbHInventors: Chuan Nie, Ties De Jong
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Publication number: 20210373392Abstract: A switchable optical device is provided having a first substrate (11), a second substrate (12) and a seal (114). The two substrates (11, 12) and the seal (114) are arranged such that a cell having a cell gap is formed and a switchable medium (10) is located inside the cell gap. The first substrate (11) has a first transparent electrode (21) and the second substrate (12) has a second transparent electrode (22). The electrodes (21, 22) are facing towards the cell gap. The two substrates (11, 12) are arranged such that the first substrate (11) has a first region (71) adjacent to a first edge (41) of the first substrate (11) which does not overlap with the second substrate (12) and the second substrate (12) has a second region (72) which does not overlap with the first substrate (11). A first electrically conducting busbar (31) is arranged in the first region (71) and a second electrically conducting busbar (32) is arranged in the second region (72).Type: ApplicationFiled: July 22, 2019Publication date: December 2, 2021Applicant: Merck Patent GmbHInventors: Chuan NIE, Ties DE JONG
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Patent number: 11162973Abstract: A three-axis piezoelectric accelerometer, comprising: a housing, three charge output elements arranged inside the housing, and a connector electrically connected to the three charge output elements, wherein the three charge output elements are respectively used for detecting vibrations in directions along X-axis, Y-axis and Z-axis which are perpendicular to each other in pairs. The charge output element comprises: a support comprising a connecting part; a piezoelectric element being an annular structural body, wherein the piezoelectric element is connected to the connecting part in a sheathed manner and is provided with a first deformation groove penetrating a side wall of the piezoelectric element to disconnect the piezoelectric element in a circumferential direction; and a mass block being an annular structural body, wherein the mass block is connected to the piezoelectric element in the sheathed manner, and the piezoelectric element is in interference fit with the connecting part and the mass block.Type: GrantFiled: June 8, 2018Date of Patent: November 2, 2021Assignee: FATRI UNIED TESTING & CONTROL (QUANZHOU) TECHNOLOGIES CO., LTD.Inventors: Yongzhong Nie, Chuan Nie
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Publication number: 20200400710Abstract: The disclosure provides a charge output element and a piezoelectric acceleration sensor. The charge output element includes: a base including a supporting member and a connecting member disposed on the supporting member; a flexible member sleeved on the connecting member for bending deformation; a mass block assembly disposed around a circumference of the connecting member, wherein the mass block assembly is coupled to the connecting member by the flexible member and suspended above the supporting member to drive the flexible member to be bent and deformed in an extending direction of the connecting member; and a piezoelectric element attached to a surface of the flexible member away from the supporting member and disposed to move along with movement of the flexible member. Therefore, the sensitivity of the charge output element can be improved while the sensitivity of the charge output element is not susceptible to the strain of the base.Type: ApplicationFiled: September 6, 2019Publication date: December 24, 2020Applicant: FATRI (Xiamen) Technologies Co., Ltd.Inventors: Yongzhong NIE, Chuan NIE
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Publication number: 20200381611Abstract: The disclosure provides a piezoelectric sensor, including a piezoelectric crystal cylinder including a plurality of crystal layers which are laminated, each crystal layer including two axially opposite end faces, each end face including an electrode film region and a terminal film region, wherein the electrode film region and the terminal film region on the same end face are separated by a crystal exposure region, the electrode film region on one end face of the two end faces in each crystal layer is electrically connected to the terminal film region on the opposite end face of the two end faces, and the electrode film regions on adjacent end faces of adjacent crystal layers are in contact with each other and form an electrical connection while the terminal film regions on the adjacent end faces of the adjacent crystal layers are in contact with each other and form an electrical connection.Type: ApplicationFiled: September 25, 2019Publication date: December 3, 2020Applicant: FATRI (Xiamen) Technologies Co., Ltd.Inventors: Yongzhong NIE, Chuan NIE
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Publication number: 20200309811Abstract: The present disclosure relates to a charge output device, an assembly method thereof, and a piezoelectric acceleration sensor, the charge output device comprises a bracket comprising a support member and a connecting member disposed on the support member; a piezoelectric element surrounding the connecting member and comprising a plurality of piezoelectric crystal groups and electrode plates, the plurality of the piezoelectric crystal groups are disposed at intervals in a circumferential direction of the connecting member and surrounds the connecting member in a polygonal arrangement, the piezoelectric crystal group comprises at least one piezoelectric crystal, the at least one piezoelectric crystal and the electrode plates are alternately stacked in a normal direction of a circumferential surface of the connecting member; and a mass surrounding an outer surface of the piezoelectric element and suspended above the support member, the connecting member, the piezoelectric element and the mass are interference-fiType: ApplicationFiled: August 7, 2019Publication date: October 1, 2020Applicant: FATRI (Xiamen) Technologies Co., Ltd.Inventors: Yongzhong NIE, Chuan Nie, Ying Gao
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Publication number: 20200303617Abstract: The present disclosure relates to a charge output device, an assembly method and a piezoelectric acceleration sensor.Type: ApplicationFiled: October 27, 2019Publication date: September 24, 2020Applicant: FATRI (Xiamen) Technologies Co., Ltd.Inventors: Yongzhong Nie, Chuan Nie
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Publication number: 20200209278Abstract: Disclosed is a charge output element, comprising: a support comprising a connecting part; a piezoelectric element, which is an annular structural body and is sleeved on the connecting part, wherein the piezoelectric element is provided with a first deformation groove, and the first deformation groove passes through a side wall of the piezoelectric element to disconnect the piezoelectric element in a circumferential direction; and a mass block, which is an annular structural body and is sleeved on the piezoelectric element, wherein the piezoelectric element is in interference fit with the connecting part and the mass block, and the piezoelectric element, the mass block and the support of the charge output element are in rigid contact with each other. Further disclosed are a method for assembling the charge output element and a piezoelectric accelerometer.Type: ApplicationFiled: May 17, 2018Publication date: July 2, 2020Applicant: FATRI UNITED TESTING & CONTROL (QUANZHOU) TECHNOLOGIES CO., LTD.Inventors: Yongzhong NIE, Chuan NIE
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Publication number: 20200182902Abstract: Disclosed is a charge output element, comprising: a base, comprising a supporting part and a connecting part arranged on the supporting part, the connecting part being provided with a mounting hole; a support, sheathed on the connecting part and arranged a clearance away from the connecting part, the support being connected to the supporting part; a piezoelectric element, connected to the support in a sheathed manner; and a mass block, connected to the piezoelectric element in a sheathed manner and hanging in the air above the supporting part. Further disclosed is an annular shear-type piezoelectric accelerometer. The charge output element and the annular shear-type piezoelectric accelerometer can prevent the impacts of a connecting member on the piezoelectric element, thereby ensuring the stability of the frequency response and the transverse sensitivity of the annular shear-type piezoelectric accelerometer and thus ensuring the accuracy of a detection result.Type: ApplicationFiled: May 25, 2018Publication date: June 11, 2020Applicant: FATRI UNITED TESTING & CONTROL (QUANZHOU) TECHNOLOGIES CO., LTD.Inventors: Yongzhong NIE, Chuan NIE
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Publication number: 20200174034Abstract: A three-axis piezoelectric accelerometer, comprising: a housing, three charge output elements arranged inside the housing, and a connector electrically connected to the three charge output elements, wherein the three charge output elements are respectively used for detecting vibrations in directions along X-axis, Y-axis and Z-axis which are perpendicular to each other in pairs. The charge output element comprises: a support comprising a connecting part; a piezoelectric element being an annular structural body, wherein the piezoelectric element is connected to the connecting part in a sheathed manner and is provided with a first deformation groove penetrating a side wall of the piezoelectric element to disconnect the piezoelectric element in a circumferential direction; and a mass block being an annular structural body, wherein the mass block is connected to the piezoelectric element in the sheathed manner, and the piezoelectric element is in interference fit with the connecting part and the mass block.Type: ApplicationFiled: June 8, 2018Publication date: June 4, 2020Applicant: FATRI UNITED TESTING & CONTROL (QUANZHOU) TECHNOLOGIES CO., LTD.Inventors: Yongzhong NIE, Chuan NIE
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Publication number: 20200058426Abstract: A magnetic installation base provided by the present invention comprises: a base applicable to be connected with an acceleration sensor; and a magnet set installed on the base and having an adsorption surface formed at an end far away from the base. The magnet set comprises several magnets, and the ends of adjacent magnets forming the adsorption surface have opposite polarities. During use, the magnetic installation base is adsorbed onto the surface of a to-be-tested object, therefore, the appearance of the to-be-tested object does not need to be destroyed, moreover, since the ends of adjacent magnets forming the adsorption surface have opposite polarities, the adsorption surface is ensured to have sufficient magnetic lines, and the adsorption capacity is larger.Type: ApplicationFiled: May 10, 2018Publication date: February 20, 2020Inventors: Yongzhong Nie, Chuan Nie, Jianqing Chen
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Publication number: 20200049732Abstract: A charge output element, comprising: a base (110), which comprises a supporting part (111), a connecting part (112), and a mounting hole (113); a piezoelectric element (120), sleeved on the connecting part (112), an annular gap being formed between the piezoelectric element (120) and the connecting part (112); a mass block (130), sleeved on the piezoelectric element (120); a pre-tightening member (140), inserted in the annular gap; a locking member (150), having a columnar part (151) and a stop part (152) connected to each other, the columnar part (151) cooperating with the mounting hole (113) to lock the components above, and the stop part (152) pressing against a first end (142), so that the pre-tightening member (140) provides a radial pre-tightening force to tightly fix the piezoelectric element (120), the mass block (130), and the base (110).Type: ApplicationFiled: April 23, 2018Publication date: February 13, 2020Inventors: Yongzhong Nie, Chuan Nie
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Patent number: 9752904Abstract: The present disclosure relates to an arrangement for providing information about a flow rate of a fluid, comprising: a fluid inlet opening, at least one flow channel, and at least one porous zone located above the at least one flow channel, wherein the surface size and position of the at least one porous zone relative to the fluid inlet opening defines the evaporation rate of a fluid, arranged such that when a fluid is injected through the fluid inlet opening the fluid flows via hydraulic pressure through the at least one flow channel and then through the respective at least one porous zone.Type: GrantFiled: May 19, 2016Date of Patent: September 5, 2017Assignee: Stichting IMEC NederlandInventors: Marcel Arie Günther Zevenbergen, Rajesh Mandamparambil, Chuan Nie, Arnoldus Joannes Hubertus Frijns, Jacob Marinus Jan Den Toonder
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Publication number: 20160349090Abstract: The present disclosure relates to an arrangement for providing information about a flow rate of a fluid, comprising: a fluid inlet opening, at least one flow channel, and at least one porous zone located above the at least one flow channel, wherein the surface size and position of the at least one porous zone relative to the fluid inlet opening defines the evaporation rate of a fluid, arranged such that when a fluid is injected through the fluid inlet opening the fluid flows via hydraulic pressure through the at least one flow channel and then through the respective at least one porous zone.Type: ApplicationFiled: May 19, 2016Publication date: December 1, 2016Applicant: Stichting IMEC NederlandInventors: Marcel Arie Günther Zevenbergen, Rajesh Mandamparambil, Chuan Nie, Arnoldus Joannes Hubertus Frijns, Jacob Marinus Jan Den Toonder